CPC Main Group
C10M 141/00 Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
6 direct subcodes
Child Classifications
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- C10M 141/02 at least one of them being an organic oxygen-containing compound
- C10M 141/04 at least one of them being an organic halogen-containing compound
- C10M 141/06 at least one of them being an organic nitrogen-containing compound
- C10M 141/08 at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
- C10M 141/10 at least one of them being an organic phosphorus-containing compound
- C10M 141/12 at least one of them being an organic compound containing atoms of elements not provided for in groups C10M141/02 - C10M141/10
Top Applicants
Top 10 applicants by patent filingsfor class C10, 2013–2023, worldwide · Source: EPO PATSTAT
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,831
- SAUDI ARABIAN OIL COMPANY SA 2,918
- IFPEN (IFP ENERGIES NOUVELLES) FR 2,305
- EXXONMOBIL RESEARCH AND ENGINEERING COMPANY US 2,282
- UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,268
- SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NL 2,124
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,487
- CHEVRON CORPORATION US 1,400
- PETROCHINA COMPANY 1,372
- LUBRIZOL CORPORATION US 1,324